Water → HCID 136093607, Verbindung

HRID 1871840Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1871840
[CH:1]12[CH2:10][CH:5]3[CH2:6][CH:7]([CH2:9][CH:3]([CH2:4]3)[C:2]1=[C:11]1[C:16]3[CH:17]=[CH:18][CH:19]=[CH:20][C:15]=3[O:14][C:13]([C:21]3[CH:26]=[CH:25][C:24]([O:27]C)=[CH:23][CH:22]=3)=[N:12]1)[CH2:8]2.B(I)(I)I.O>C(Cl)Cl>[CH:1]12[CH2:10][CH:5]3[CH2:6][CH:7]([CH2:9][CH:3]([CH2:4]3)[C:2]1=[C:11]1[C:16]3[CH:17]=[CH:18][CH:19]=[CH:20][C:15]=3[O:14][C:13]([C:21]3[CH:26]=[CH:25][C:24]([OH:27])=[CH:23][CH:22]=3)=[N:12]1)[CH2:8]2

Komponenten

5

Versuchsvorschrift

A solution of 6 mmol 4-adamantylidene-2-(4'-methoxyphenyl)-4H-1,3-benzoxazine in 20 ml absolute methylene chloride is added dropwise to a solution of 12 mmol boron triiodide while stirring at -25° C. with the exclusion of air and water. The mixture is heated to room temperature within one hour and stirred for a further 4 hours. After admixing with 50 ml water the organic phase is separated and dried over sodium sulfate. The solvent is removed by distillation. The oily residue is separated by column chromatography (silica gel: ethyl acetate/petroleum ether 1:3).

Aufarbeitung

  1. customis separated
  2. dry with materialdried over sodium sulfate
  3. customThe solvent is removed by distillation
  4. customThe oily residue is separated by column chromatography (silica gel: ethyl acetate/petroleum ether 1:3)

Quellen und Nachweise

ORD-Eintrag
ord-5c659b3a32234956bf5e09651599bcd3
Quelldatensatz
uspto-grants-2000_08
Patentnummer
US06107036

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